Display screen or portion thereof with icon



FIG. 1 is the Front View of a display screen or portion thereof with icon showing our new design; and,

FIG. 2 is the Front View of a second embodiment thereof.

The dot-dot broken lines showing portions of the icon are included for the purpose of illustrating environmental structure and form no part of the claimed design. The dot-dash broken lines define the bounds of the claimed design and form no part thereof. 

CLAIM We claim the ornamental design for a display screen or portion thereof with icon, as shown. 